9898880

素因数分解:

$2^7\times 5^1\times {\mathrm{15467}}^1$

素因数の和:15486

約数の個数: 32

約数和(自身を含む): 23666040

約数和(自身を除く): 13767160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 15467, 30934, 61868, 77335, 123736, 154670, 247472, 309340, 494944, 618680, 989888, 1237360, 1979776, 2474720, 4949440, 9898880]

約数ペア:

[(1, 9898880), (2, 4949440), (4, 2474720), (5, 1979776), (8, 1237360), (10, 989888), (16, 618680), (20, 494944), (32, 309340), (40, 247472), (64, 154670), (80, 123736), (128, 77335), (160, 61868), (320, 30934), (640, 15467)]